<h4>Tool</h4><table border="0"><tr><td valign="top"><b>Name</b></td><td valign="top">Multiresolution Index of Valley Bottom Flatness (MRVBF)</td></tr><tr><td valign="top"><b>ID</b></td><td valign="top">8</td></tr><tr><td valign="top"><b>Author</b></td><td valign="top">(c) 2006 by O.Conrad</td></tr><tr><td valign="top"><b>Specification</b></td><td valign="top">grid</td></tr></table><hr><h4>Description</h4>Calculation of the 'multiresolution index of valley bottom flatness' (MRVBF) and the complementary 'multiresolution index of the ridge top flatness' (MRRTF). 

References:
- Gallant, J.C., Dowling, T.I. (2003):   'A multiresolution index of valley bottom flatness for mapping depositional areas',   Water Resources Research, 39/12:1347-1359
<hr><h4>Parameters</h4><table border="1" width="100%" valign="top" cellpadding="5" rules="all"><tr><th>Name</th><th>Type</th><th>Identifier</th><th>Description</th><th>Constraints</th></tr>
<tr><th colspan="5">Input</th></tr><tr><td>Elevation </td><td>Grid (input)</td><td>DEM</td><td></td><td></td></tr><tr><th colspan="5">Output</th></tr><tr><td>MRVBF</td><td>Grid (output)</td><td>MRVBF</td><td></td><td></td></tr><tr><td>MRRTF</td><td>Grid (output)</td><td>MRRTF</td><td></td><td></td></tr><tr><th colspan="5">Options</th></tr><tr><td>Initial Threshold for Slope</td><td>Floating point</td><td>T_SLOPE</td><td></td><td>Minimum: 0.000000
Maximum: 100.000000
Default: 16.000000</td></tr><tr><td>Threshold for Elevation Percentile (Lowness)</td><td>Floating point</td><td>T_PCTL_V</td><td></td><td>Minimum: 0.000000
Maximum: 1.000000
Default: 0.400000</td></tr><tr><td>Threshold for Elevation Percentile (Upness)</td><td>Floating point</td><td>T_PCTL_R</td><td></td><td>Minimum: 0.000000
Maximum: 1.000000
Default: 0.350000</td></tr><tr><td>Shape Parameter for Slope</td><td>Floating point</td><td>P_SLOPE</td><td></td><td>Default: 4.000000</td></tr><tr><td>Shape Parameter for Elevation Percentile</td><td>Floating point</td><td>P_PCTL</td><td></td><td>Default: 3.000000</td></tr><tr><td>Update Views</td><td>Boolean</td><td>UPDATE</td><td></td><td>Default: 1</td></tr><tr><td>Classify</td><td>Boolean</td><td>CLASSIFY</td><td></td><td>Default: 0</td></tr><tr><td>Maximum Resolution (Percentage)</td><td>Floating point</td><td>MAX_RES</td><td>Maximum resolution as percentage of the diameter of the DEM.</td><td>Minimum: 0.000000
Maximum: 100.000000
Default: 100.000000</td></tr></table>